
<?php


if(isset($_GET['tax'])){

$tax=$_GET['tax'];

$basic=$_GET['basic'];
$admamt=$_GET['admamt'];

$amount=$tax+$basic+$admamt;


?>
<input type="text" required= ""   value="<?php echo $amount; ?>" class="smallInput" disabled="disabled" />

<input type="hidden"  name="amount" value="<?php echo $amount; ?>"/>

<?php
}

?>





